GET /topic/%25d0%25b3%25d0%25be%25d1%2581%25d0%25bf%25d0%25b8%25d1%2582%25d0%25b0%25d0%25bb%25d0%25b8%25d0%25b7%25d0%25b8%25d1%2580%25d0%25be%25d0%25b2%25d0%25b0%25d0%25bd%25d0%25b0